Features & Specifications

ISA 2-Port RS-232, RS-422, RS-485 Serial Interface

Part: 3087 | Model: COMM+2/EX

Features

• RS-485 two or four wire operation

• Individually selectable interrupts (2-5, 7, 10-12 and 15)

• Windows Auto RS-485 driver software included

• Selectable address including COM1COM4 and any I/0 address up to

3FF Hex

sealevel.com

+1 864.843.4343

SL9666 H22

Specifications

Communications Chip

16550

Electrical Interface

RS-232, RS-422, RS-485

Humidity Range

10 – 90% Relative Humidity, Non-

Condensing

Host Interface(s)

ISA

Max Data Distance

4000 feet

Max Data Rate

115.2K bps

Operating

Temperature

0°C to 70°C (32°F to 158°F)

# of Ports

2

RS-485 Operation

Full Duplex (4 wire) Half Duplex (2 wire)

Serial Connector(s)

DB9M

Storage Temperature

-50°C to 105°C (-58°F to 221°F)

UART Series

550 UART